SplObjectStorage::offsetGet

(PHP 5 >= 5.3.0, PHP 7)

Returns the data associated with an object

public mixed SplObjectStorage::offsetGet ( object $object )

Returns the data associated with an object in the storage.

Parameters:

object

The object to look for.

Returns:

The data previously associated with the object in the storage.

Exception:

Throws UnexpectedValueException when object could not be found.

Examples:

SplObjectStorage::offsetGet() example

<?php
$s = new SplObjectStorage;

$o1 = new StdClass;
$o2 = new StdClass;

$s[$o1] = "hello";
$s->attach($o2);


var_dump($s->offsetGet($o1)); // Similar to $s[$o1]
var_dump($s->offsetGet($o2)); // Similar to $s[$o2]
?>

The above example will output something similar to:

string(5) "hello"
NULL